本代码是一个实现电网104通信的服务器代码，用qt开发，linux平台。运行程序后服务器等待客户端的连接，连接成功后可进行收发数据。-This code is an implementation of grid 104 communications server code, using Qt development, Linux platform. After running the program server, waiting for client connection, after a successful connection can send and receive data.